pressure switch

Hi lads, A quick question, when calibrating your pump and controller, do you run the pump with the water flowing from your pole or with it dead ended? Im having issue with my pressure switch kicking in when i dead end the water while i work. I have to keep going back to the van to restart the...

I have just fitted a 40amp relay to protect the microswitch in my pump pressure switch after burning out two in less than six months. My question to those of you who are better aquainted with electrics than mhs is; is it better to use the normally closed micro switch (in the pressure switch)...

Hi guys. So my pressure switch keeps burning out on my shurflo pump. What could be causing this problem? and how can I prevent it? Help would be much appreciated. Liam